MN
Mary Nash — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, New Jersey
Our Model Tree links this Mary Nash across the 1930 and 1940 US Censuses in Middlesex-County, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1921), then head of a 9-person household.
Age 19
b. ~1921
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, New Jersey |
| Surname | Nash |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Sayreville |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Examiner |
| Industry | Film Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | No 10 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Examiner |
| Township / Ward | Sayreville |
| Est. Birth Year | ~1921 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Irene Nash | Daughter | — | 16 | ~1924 |
| Anna Nash | Daughter | — | 21 | ~1919 |
| Michael Nash | Son | — | 25 | ~1915 |
| Mary Nash | Daughter | — | 19 | ~1921 |
| Stephen Nash | Son | — | 31 | ~1909 |
| Stephen Nash | Head | — | 57 | ~1883 |
| Elizabeth Nash | Daughter | — | 13 | ~1927 |
| John Nash | Son | — | 28 | ~1912 |
| Anna Nash | Spouse | — | 52 | ~1888 |
Census Appearances
1930
Middlesex, New …
Daughter, age 9
Middlesex, New Jersey · implied b. ~1921 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nash |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Czechoslovakia |
| Mother's Birthplace | Czechoslovakia |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Middlesex-County, New …
Daughter, age 19
Middlesex-County, New Jersey · implied b. ~1921 — 9 household members
| Surname | Nash |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Sayreville |
| 1935 Residence (County) | Middlesex |
| Occupation | Examiner |
| Industry | Film Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 496 |
| Highest Grade | No 10 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links Mary Nash across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Nash
Daughter · 1940 · age 19 · b. ~1921 · New Jersey
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Sibling
John Nash
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Nash
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Nash
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Stephen Nash
Sibling · 1940 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Nash
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Nash
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Middlesex-County, New Jersey
Open full size
1940 US Federal Census — Middlesex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02363-00160)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joseph Sannicola | 39 | Head | Laborer | New Jersey |
| 42 | Rose Sannicola | 31 | Wife | Laborer | New Jersey |
| 43 | Margaret Sannicola | 23 | Daughter | Examiner | New Jersey |
| 44 | John Sannicola | 20 | Son | Asst Chemist | New Jersey |
| 45 | Edward Sannicola | 18 | Son | Laborer | New Jersey |
| 46 | Elva Sannicola | 15 | Daughter | — | New Jersey |
| 47 | Cecelia Sannicola | 14 | Daughter | — | New Jersey |
| 48 | August Beluszewski | 40 | Head | Machine Operator | New Jersey |
| 49 | Helen Beluszewski | 35 | Wife | — | New Jersey |
| 50 | John Beluszewski | 17 | Son | — | New Jersey |
| 51 | Cecelia Beluszewski | 15 | Daughter | — | New Jersey |
| 52 | Charles Beluszewski | 12 | Son | — | New Jersey |
| 53 | Walter Beluszewski | 11 | Son | — | New Jersey |
| 54 | Virginia Beluszewski | 9 | Daughter | — | New Jersey |
| 55 | La Verne Beluszewski | 5 | Daughter | — | New Jersey |
| 56 | Jeanette Beluszewski | 3 | Daughter | — | New Jersey |
| 57 | Stephen Nash | 57 | Head | — | Austria |
| 58 | Anna Nash | 52 | Wife | — | Austria |
| 59 | Stephen Nash | 31 | Son | Foreman | New Jersey |
| 60 | John Nash | 28 | Son | Foreman | New Jersey |
| 61 | Michael Nash | 25 | Son | Laborer | New Jersey |
| 62 | Anna Nash | 21 | Daughter | Machine Operator | New Jersey |
| 63 | Mary Nash THIS PERSON | 19 | Daughter | Examiner | New Jersey |
| 64 | Irene Nash | 16 | Daughter | — | New Jersey |
| 65 | Elizabeth Nash | 13 | Daughter | — | New Jersey |
| 66 | Arthur Eisner | 48 | Head | Electrician | New York |
| 67 | Anna Eisner | 44 | Wife | — | New Jersey |
| 68 | Ella Mae Eisner | 25 | Daughter | Trimmer | New Jersey |
| 69 | Arthur Eisner | 23 | Son | Printer | New Jersey |
| 70 | Thomas Kollhoff | 51 | Head | Carpenter | Germany |
| 71 | Gertrude Kollhoff | 53 | Wife | — | Germany |
| 72 | Helen Kollhoff | 29 | Daughter | Packer | New Jersey |
| 73 | Ruth Kollhoff | 17 | Daughter | — | New Jersey |
| 74 | Thomas Kollhoff | 15 | Son | — | New Jersey |
| 75 | Benjamin Klingler | 86 | Father-in-law | — | Germany |
| 76 | Richard Malchowsky | 77 | Head | Captain | Germany |
| 77 | Amelia Malchowsky | 66 | Wife | — | Germany |
| 78 | Richard Malchowsky | 45 | Son | Laborer | New Jersey |
| 79 | George Malchowsky | 31 | Son | Film Coater | New Jersey |
| 80 | Catherine Malchowsky | 28 | Daughter | — | New Jersey |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)